Fronius MagicWave 1700 Job Page 145 Operating Instructions Manual Download

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145

SFS

Special four-step mode

SPt

Spot welding time

STS

Special Two Step

Special 2-step mode for HF ignition after touching the workpiece

tAC

Tacking function

t-E

time - End current

Final current duration

t-S

time - Starting current

Starting current duration

Uco

U (Voltage) cut-off

Welding voltage limitation during MMA welding Makes it possible to stop the welding pro

cess by slightly raising the rod electrode.

2nd

Second level of set-up menu

Summary of Contents for MagicWave 1700 Job

Page 1: ...e forests FSC Perfect Charging Perfect Welding Solar Energy 42 0426 0025 EN 020 11052020 TransTig 800 Job TransTig 2200 Job TransTig 2500 3000 Job TransTig 4000 5000 Job MagicWave 1700 2200 Job MagicW...

Page 2: ...2...

Page 3: ...g transport 15 Safety measures in normal operation 16 Commissioning maintenance and repair 16 Safety inspection 16 Disposal 17 Safety symbols 17 Data protection 17 Copyright 17 General information 19...

Page 4: ...5 Connecting the gas cylinder 55 Establishing a ground earth connection to the workpiece 56 Connecting the welding torch 56 Welding 57 TIG modes 59 Safety 59 Symbols and their explanations 59 2 step m...

Page 5: ...set up menu 98 Welding parameters in the TIG set up menu 98 TIG setup menu level 2 102 Opening the TIG set up menu level 2 102 Changing welding parameters 102 Exiting the TIG set up menu level 2 102 W...

Page 6: ...120 Displaying welding circuit inductivity L 120 Troubleshooting and maintenance 121 Troubleshooting 123 General 123 Safety 123 Displayed service codes 123 Power source troubleshooting 127 Care mainte...

Page 7: ...he device All persons involved in commissioning operating maintaining and servicing the device must be suitably qualified have sufficient knowledge of welding and read and follow these operating instr...

Page 8: ...and storage 20 C to 55 C 4 F to 131 F Relative humidity up to 50 at 40 C 104 F up to 90 at 20 C 68 F The surrounding air must be free from dust acids corrosive gases or substances etc Can be used at a...

Page 9: ...eat and sparks using a protective visor and reg ulation filter Wear regulation protective goggles with side protection behind the protective visor Wear stout footwear that provides insulation even in...

Page 10: ...r s specifications for the listed components should therefore be studied carefully Recommendations for trade fair scenarios risk management measures and for identifying working conditions can be found...

Page 11: ...r touch the electrode when the power source is switched on Double the open circuit voltage of a power source can occur between the welding elec trodes of two power sources Touching the potentials of b...

Page 12: ...or wirespool to the wire feeder EMC Device Clas sifications Devices in emission class A Are only designed for use in industrial settings Can cause line bound and radiated interference in other areas...

Page 13: ...und any part of the body Specific hazards Keep hands hair clothing and tools away from moving parts For example Fans Cogs Rollers Shafts Wirespools and welding wires Do not reach into the rotating cog...

Page 14: ...e g for mechanical damage corrosion or chang es caused by other environmental factors The testing interval and scope of testing must comply with applicable national standards and directives as a mini...

Page 15: ...lled gas leakage be fore every start up Safety measures at the installation location and dur ing transport A device toppling over could easily kill someone Place the device on a solid level surface su...

Page 16: ...t In addition all warranty claims will be forfeited Cooling Liquid FCL 10 20 does not ignite The ethanol based coolant can ignite under cer tain conditions Transport the coolant only in its original s...

Page 17: ...area Ignoring this European Directive may have potentially adverse af fects on the environment and your health Safety symbols Devices with the CE mark satisfy the essential requirements of the low vo...

Page 18: ...18...

Page 19: ...General information...

Page 20: ......

Page 21: ...bot weld ing torches remote control units etc Automatic cap shaping for AC welding with MagicWave power sources takes the diam eter of the tungsten electrode into account to help produce optimum resul...

Page 22: ...ly to any changes Control algorithms ensure that the desired target state is maintained This results in a precise welding process exact reproducibility of all results excellent weld properties Applica...

Page 23: ...on the device US power sources come with extra warning notices affixed to the device The warning no tices must NOT be removed or painted over US version of power source with additional warning notice...

Page 24: ...tion 1 TIG robot welding torch Cold wire feeders with wire drive 2 Power sources 3 Cooling units 4 Trolley with gas cylinder holder 5 Pedal remote control unit 6 Cold wire feed unit 7 TIG welding torc...

Page 25: ...Control elements and connections...

Page 26: ......

Page 27: ...ctions that are not described in these operating instructions or vice versa Individual illustrations may also differ slightly from the actual controls on your device but these controls function in exa...

Page 28: ...of the following sections MagicWave control panel TransTig control panel Key combinations special functions MagicWave control panels TransTig control panels 1 MW 1700 2200 4 TT 800 2200 2 MW 2500 3000...

Page 29: ...r lights up if the tungsten electrode is overloaded See section on TIG welding in Chapter Welding mode for more informa tion on the electrode overload indicator Keylock indicator lights up when the ke...

Page 30: ...hown on the right hand digital display Before welding the following appears on the right digital display 0 0 if a TIG welding mode is selected 50 V if an MMA welding mode is selected after a delay of...

Page 31: ...MMA DC welding process When a welding process is selected the LED on the relevant symbol lights up 8 Mode button for selecting the mode 2 step mode 4 step mode Job mode MMA welding When a mode is sel...

Page 32: ...TIG welding the period over which the current is increased from the starting current IS to the specified main current I1 The UpSlope tup is saved separately for 2 step and 4 step modes Main current I1...

Page 33: ...ual welding current value In the welding parameters overview 11 LEDs for the various parameters IS tup etc light up to show the relevant position in the welding process 14 Store button used to store j...

Page 34: ...lights up if the tungsten electrode is overloaded See section on TIG welding in Chapter Welding mode for more informa tion on the electrode overload indicator Keylock indicator lights up when the key...

Page 35: ...shown on the right hand digital display Before welding the following appears on the right digital display 0 0 if a TIG welding mode is selected 50 V if an MMA welding mode is selected after a delay o...

Page 36: ...y 10 Welding parameters overview The welding parameters overview contains the most important welding parameters to be used when welding The sequence of welding parameters follows a clothes line struct...

Page 37: ...rrent for the welding parameters Starting current IS Welding current I1 Reduced current I2 Final current IE Before welding commences the left hand digital display shows the set value For IS I2 and IE...

Page 38: ...parameters and functions are disabled with the exception of the currently selected parameter or function 16 Keylock switch position IMPORTANT The functions available on the control panel of system co...

Page 39: ...button press the right param eter selection button The unlocking message OP En appears briefly on the digital dis plays The special keylock indicator goes off Display software version while pressing a...

Page 40: ...system add ons e g remote control JobMas ter TIG welding torch etc 3 Handle only for MagicWave 2200 carrying strap for MagicWave 1700 4 Torch control connection for connecting the control plug of a co...

Page 41: ...e control JobMas ter TIG welding torch etc 3 Handle 4 Torch control connection for connecting the control plug of a conventional welding torch input for the collision protection signal when a robot in...

Page 42: ...c welding 4 Torch control connection for connecting the control plug of a conventional welding torch input for the collision protection signal when a robot interface or field bus cou pler is connected...

Page 43: ...te control JobMas ter TIG welding torch etc 3 Handle only for TransTig 2200 carrying strap for TransTig 800 4 Torch control connection for connecting the control plug of a conventional welding torch i...

Page 44: ...tem add ons e g remote control JobMas ter TIG welding torch etc 3 Handle 4 Torch control connection for connecting the control plug of a conventional welding torch input for the collision protection s...

Page 45: ...te control JobMas ter TIG welding torch etc 3 Torch control connection for connecting the control plug of a conventional welding torch input for the collision protection signal when a robot interface...

Page 46: ...46...

Page 47: ...Installation and commissioning...

Page 48: ......

Page 49: ...er metals as required by the application TIG DC welding Power source Grounding earthing cable TIG welding torch with rocker switch Gas connection shielding gas supply Filler metals as required by the...

Page 50: ...lations The device is tested to IP 23 protection meaning Protection against penetration by solid foreign bodies with diameters 12 5 mm 0 49 in Protection against spraywater at any angle up to 60 to th...

Page 51: ...nerator pow ered operation MW 1700 2200 TT 800 2200 The MW 1700 2200 and TT 800 2200 power sources are generator compatible provid ed that the maximum apparent power delivered by the generator is at l...

Page 52: ...afety rules sections in the power source and system component operating instructions Connecting the mains cable Remove the left side panel of the power source Strip about 100 mm 4 in of insulation fro...

Page 53: ...onnect the mains cable to the block terminal correctly Ground conductor green or green with yellow stripes to the PE connection Phase conductors to connections L1 L3 Re fit the left side panel of the...

Page 54: ...hexagon nut must be fa cing the holding plate Screw the front of the large strain relief device into the hexagon nut size 50 mm The hexagon nut size 50 mm now bites into the holding plate Slot the lar...

Page 55: ...for the cool ing unit General This section describes how to commission the power source for the main TIG welding application with reference to a standard configuration for a TIG welding device The sta...

Page 56: ...current socket Use the other end of the grounding earthing cable to establish a connection to the workpiece Connecting the welding torch CAUTION Risk of damage from high frequencies Do not use the Jo...

Page 57: ...Welding...

Page 58: ......

Page 59: ...ld the torch trig ger Release the torch trigger Briefly pull back the torch trigger 0 5 s Push forward and hold the torch trigger Release the torch trigger GPr Gas pre flow time SPt Spot welding time...

Page 60: ...in current phase welding current phase uniform thermal input into the base material whose temperature is raised by the advancing heat I2 Reduced current phase intermediate low ering of the welding cur...

Page 61: ...iefly pull back the torch trigger The welding time corresponds to the value set for the SPt set up parameter to end the welding process prematurely pull the torch trigger back again When using a pedal...

Page 62: ...g Release the torch trigger NOTE For 4 step mode the special 4 step SFS setup parameter must be set to OFF 4 step mode Intermediate lowering Intermediate lowering during the main current phase reduces...

Page 63: ...ial 4 step SFS set up pa rameter is set to 2 Intermediate lowering takes place in variant 2 on the basis of the selected slope values downslope tdown and upslope tup Push forward and hold the torch tr...

Page 64: ...4 step mode variant 4 Variant 4 of the special 4 step mode is activated when the SFS set up parameter is set to 4 Welding start up and welding briefly pull back and release the torch trigger the weld...

Page 65: ...step mode variant 6 Variant 6 of the special 4 step mode is activated when the SFS set up parameter is set to 6 Welding start up with starting current IS and upslope Pull back and hold the torch trig...

Page 66: ...66 Special 4 step mode variant 6 0 5 s 0 5 s 0 5 s 0 5 s GPr tdown G L G H tup I t I1 IS IE I1 I1 I2 0 5 s...

Page 67: ...fine tuned to work with the following tungsten electrodes TIG AC welding pure tungsten electrodes TIG DC welding ceriated electrodes For all other electrodes the Electrode overload indicator must be t...

Page 68: ...connected to the mains electricity supply during installation there is a high risk of very serious injury and damage Before carrying out any work on the device make sure that the power source mains sw...

Page 69: ...ain current I1 Setting range 0 100 Factory setting 50 DownSlope tdown Unit s Setting range 0 01 9 9 Factory setting 1 0 The DownSlope tdown is saved separately for 2 step and 4 step modes Final curren...

Page 70: ...he wire speed parameter is available even though it is not shown on the welding parameters overview for the MW 1700 2200 2500 3000 and TT 2200 2500 3000 power sources Setting the wire speed parameter...

Page 71: ...ly Turn the adjusting screw on the underside of the pressure regulator until the ma nometer indicates the desired shielding gas flow rate For long hosepacks and if condensation forms when the device i...

Page 72: ...fre quency HF ignition CAUTION Risk of injury due to shock caused by electric shock Although Fronius devices comply with all relevant standards high frequency ignition can transmit a harmless but not...

Page 73: ...osi tion Carry out welding Touchdown igni tion If the HFt setup parameter is set to OFF HF ignition is deactivated The welding arc is ig nited by touching the workpiece with the tungsten electrode Pro...

Page 74: ...touches the workpiece Raise the welding torch and move it into its normal position The arc ignites Carry out welding End of welding Depending on the set mode finish welding by releasing the torch tri...

Page 75: ...any key on the control panel or press the torch trigger The settings for the ignition time out parameter ito are described in the TIG set up menu level 2 section TIG pulsing The welding current set at...

Page 76: ...sed welding current is present that makes the weld pool run togeth er better when two parts are being tacked Mode of operation of tacking function when the TIG DC welding process is selected Tacking f...

Page 77: ...set to ON After the tAC time has elapsed welding continues at a constant welding current and any pulsing parameters that may have been set continue to be available NOTE To set a specified tacking time...

Page 78: ...slope I1 Main current tDown Downslope F P Pulse frequency 1 Fd 1 Wire feed speed 1 Fd 2 Wire feed speed 2 dt1 Delay in the start of wirefeeding from the beginning of main current phase I1 dt2 Delay in...

Page 79: ...off cooling units set setup parameter C C to OFF Move the mains switch to the O position Disconnect the mains plug Remove the TIG welding torch Plug the grounding cable in and latch it into place for...

Page 80: ...e Make sure that the rod electrode does not touch any persons or electrically conductive or earthed parts e g the housing etc e Move the mains switch to the I position All the indicators on the contro...

Page 81: ...current is at its maximum HCU 2 x I1 Anti stick func tion As the arc becomes shorter the welding voltage may drop so far that the rod electrode will tend to stick This may also cause the rod electrod...

Page 82: ...G No job in this program location when saving a job PrG There is a job in this program location Pro Briefly displayed while job is being copied dEL Briefly displayed while job is being deleted Saving...

Page 83: ...set up for the job Using the Mode button select Job mode The display shows the last job that was used Use the adjusting dial to select the desired job To view the settings for this job use the left a...

Page 84: ...group up or down NOTE It is not possible to change group while welding is in progress Copying overwrit ing a job In Job mode you can copy a job that has already been saved to one program location to a...

Page 85: ...etting selected before the job was copied Deleting a job Stored jobs can also be deleted again To delete a job proceed as follows Briefly press the Store button to switch to the Job menu The first vac...

Page 86: ...86...

Page 87: ...Setup settings...

Page 88: ......

Page 89: ...lowing welding parameters for any stored job Using the Mode button select Job mode Press and hold the Store button Press the Mode button The power source is now in the Job correction menu The first we...

Page 90: ...b 3 400 TT 5000 Job 3 500 Factory setting I 2 I current 2 reduced current I2 only active in 4 step mode Unit of main current I1 Setting range 0 100 Factory setting 50 dSL DownSlope tdown time for the...

Page 91: ...etting range 0 40 Aut Factory setting Aut For further information on the G H parameter see the TIG set up menu tAC Tacking function Duration of the pulsed welding current at the start of tacking Unit...

Page 92: ...duration Unit s Setting range OFF 0 01 9 9 Factory setting OFF For further information on the t S parameter see the TIG set up menu t E time End Final current duration Unit s Setting range OFF 0 01 9...

Page 93: ...r further information on the Io parameter see the AC polarity reversal set up menu bAL Balance Relationship between fusing power and cleaning action Unit 1 Setting range 5 to 5 Factory setting 0 5 5 h...

Page 94: ...option Unit s Setting range OFF 0 1 9 9 Factory setting OFF dt2 delay time 2 Delay in the end of wirefeeding from the end of main current phase I1 cold wire feed unit option Unit s Setting range OFF 0...

Page 95: ...s all the set up parameters needed for making the pre liminary settings on the welding machine The welding parameters are arranged in logical groups Each of these groups is called up by pressing a dif...

Page 96: ...e Gas test button The power source is now in the Protective gas shield set up menu The last welding parameter selected is displayed 1 2 Use the left or right parameter selection button to select the w...

Page 97: ...iven mo ment 2 Welding current at any given mo ment G H Post flow lmax G L Post flow lmin Gas post flow time as a function of the welding current GAS Gasflow set value for protective gas shield flow d...

Page 98: ...w in the TIG set up menu The last welding param eter selected is displayed 1 2 3 Use the left or right parameter selection button to select the welding pa rameter that you want to change Use the adjus...

Page 99: ...ting range OFF 0 20 Hz 2 00 kHz Factory setting OFF The selected pulse frequency is also used for the reduced current I2 IMPORTANT If F P is set to OFF the set up parameters dcY I G and Fd 2 cannot be...

Page 100: ...E only applies to 2 step mode In 4 step mode the duration of the final current phase IE is controlled with the torch trigger see TIG operat ing modes 2 step mode Starting and final current time Legend...

Page 101: ...0 04 1 97 Factory setting OFF OFF IMPORTANT Wire withdrawal prevents the welding wire from burning at the end Before the welding current is switched off the wire is withdrawn to the set value A prere...

Page 102: ...Press the Mode button The power source is now in the TIG set up menu level 2 The last weld ing parameter selected is displayed 1 2 3 4 Use the left or right parameter selection button to select the w...

Page 103: ...the end of welding ON Cooling unit is ON all the time OFF Cooling unit is OFF all the time IMPORTANT If the cooling unit is provided with the optional thermostat the coolant re turn temperature is ch...

Page 104: ...art Unit s Setting range OFF 0 1 1 Factory setting OFF If a time value is set for the parameter Pri the welding arc is ignited with a delay corre sponding to this value Press the torch trigger high fr...

Page 105: ...ter bAL Balance SPt Spot welding time I S Starting current UPS UpSlope I 2 Reduced current dsl DownSlope I E Final current ACF AC frequency F P Pulse frequency dcY Duty cycle I G Base current tAC Tack...

Page 106: ...he display noE The power source does not halt the wirefeeder when the wire end sensor is triggered The wire end alarm is not displayed and is only transmitted to the robot control via the field bus IM...

Page 107: ...on The power source is now in the AC polarity reversal set up menu The last welding parameter selected is displayed 1 2 3 Use the left or right parameter selection button to select the welding pa rame...

Page 108: ...ng 20 shift to the ne gative Io AC current offset Unit Setting range 70 to 70 Factory setting 0 70 distant arc with shallow heat input 70 narrow arc deep heat input faster welding speed 2nd set up men...

Page 109: ...e set up menu level 2 AC polarity reversal The last welding parameter selected is displayed 1 2 3 4 Use the left or right parameter selection button to select the welding pa rameter that you want to c...

Page 110: ...tangular waveform OFF 100 rectangular waveform stable but loud arc PhA Phase adjustment of the mains connection of two power sources for simultaneous AC welding Unit Setting range 0 5 Factory setting...

Page 111: ...ire feed unit welding program etc Press the Process button to select the DC welding process Press and hold the Store button Press the Process button The power source is now in the DC set up menu The l...

Page 112: ...ton Press the Process button The power source is now in the DC set up menu level 2 The last welding parameter selected is displayed 1 2 3 4 Use the left or right parameter selection button to select t...

Page 113: ...ter selected is displayed 1 2 3 Use the left or right parameter selection button to select the welding pa rameter that you want to change Use the adjusting dial to change the welding parameter value 1...

Page 114: ...sink into the weld pool this measure prevents the weld pool solidifying as well as preventing more prolonged short circuiting of the arc This largely prevents the rod electrode from sticking FAC Fact...

Page 115: ...e button The power source is now in the rod electrode set up menu To exit from the rod electrode set up menu press the Store button again 1 2 r r resistance welding circuit resistance in mOhm see Meas...

Page 116: ...the weld ing voltage and welding current This results in a hyperbolic characteristic 6 The P parameter is particularly suitable for cellulose electrodes NOTE If there are problems with a rod electrode...

Page 117: ...Load line for rod electrode where arc length is in creased 3 Load line for rod electrode where arc length is re duced 4 Characteristic where CON parameter is select ed constant welding current 5 Chara...

Page 118: ...118 NOTE If during welding you often find that the welding operation is ended unintentionally increase the value of the Uco parameter...

Page 119: ...the earthing clamp and the workpiece is on a cleaned section of the workpiece Make a grounding earthing connection to the workpiece Open the TIG setup menu level 2 or the rod electrode setup menu leve...

Page 120: ...ack and on the way that it is arranged The result is that the current rise is restricted Correct arrangement of the hosepack Changing the way the hosepack is arran ged may help to improve the welding...

Page 121: ...Troubleshooting and maintenance...

Page 122: ......

Page 123: ...e work described below Turn the power source mains switch to the O position Disconnect the power source from the grid Ensure that the power source remains disconnected from the mains until all work ha...

Page 124: ...er source to cool down tP5 xxx Note xxx stands for a temperature value Cause Overtemperature in the primary circuit of the power source Remedy Allow power source to cool down tP6 xxx Note xxx stands f...

Page 125: ...rent did not start flowing before the length of wire specified in the set up menu had been fed The power source safety cut out has tripped Remedy Press the torch trigger repeatedly clean the workpiece...

Page 126: ...act check the earthing grounding connection r E34 Cause r calibration poor contact between the tungsten electrode and the workpiece Remedy Clean the point of contact check the earthing grounding conne...

Page 127: ...cut out has tripped Remedy Wait until the power source automatically comes back on after the end of the cooling phase Cause The fan in the power source is faulty Remedy Contact After Sales Service No...

Page 128: ...eters Remedy Check the settings Cause Grounding earthing connection is incorrect Remedy Check the grounding earthing connection and terminal for correct polarity The welding torch becomes very hot Cau...

Page 129: ...rn the power source mains switch to the O position Disconnect the power source from the grid Ensure that the power source remains disconnected from the mains until all work has been completed After op...

Page 130: ...vice with dry reduced com pressed air If a lot of dust has accumulated clean the cooling air ducts WARNING An electric shock can be fatal Risk of electric shock from improperly connected ground cables...

Page 131: ...Appendix...

Page 132: ......

Page 133: ...A Welding current at 10 min 25 C 77 F 40 d c 2 170 A 220 A 10 min 25 C 77 F 60 d c 2 140 A 180 A 10 min 25 C 77 F 100 d c 2 110 A 150 A 10 min 40 C 104 F 35 d c 2 170 A 220 A 10 min 40 C 104 F 60 d c...

Page 134: ...20 0 V 10 1 22 0 V Electrode 20 4 30 0 V 20 4 32 0 V Striking voltage Up 10 kV 10 kV The arc striking voltage is suitable for manual operation Degree of protection IP 23 IP 23 Type of cooling AF AF In...

Page 135: ...160 A 180 A Welding current at 1 x 200 240 V 10 min 40 C 104 F 40 d c 2 220 A 10 min 40 C 104 F 50 d c 2 220 A 10 min 40 C 104 F 100 d c 2 150 A 160 A Open circuit voltage 89 V 89 V Working voltage TI...

Page 136: ...c striking voltage is suitable for manual operation Degree of protection IP 23 IP 23 Type of cooling AF AF Insulation class F F EMC emission class in accordance with EN IEC 60974 10 A A Dimensions L x...

Page 137: ...1 4 27 8 in Weight 60 kg 132 30 lb 60 kg 132 30 lb Mark of conformity S CE CSA S CE CSA MW 4000 Job MV MW 5000 Job MV TT 800 Job TT 2200 Job Mains voltage 230 V 230 V Mains voltage tolerance 20 15 20...

Page 138: ...ection slow blow 16 A 16 A Mains connection 1 Zmax at PCC 3 172 mOhm Zmax at PCC 3 97 mOhm Primary continuous power 100 d c 2 5 1 kVA 5 7 kVA Cos phi 0 99 0 99 Welding current range TIG 3 250 A 3 300...

Page 139: ...4 3 kVA Cos phi 0 99 0 99 Welding current range 3 phase TIG 3 250 A 3 300 A Electrode 10 250 A 10 300 A Welding current range single phase TIG 3 220 A 3 220 A Electrode 10 180 A 10 180 A Welding curr...

Page 140: ...tinuous power 100 d c 2 11 8 kVA 15 1 kVA Cos phi 0 99 0 99 Welding current range TIG 3 400 A 3 500 A Electrode 10 400 A 10 500 A Welding current at 10 min 40 C 104 F 40 d c 2 500 A 10 min 40 C 104 F...

Page 141: ...rictions possible Restrictions possible Primary continuous power 100 d c 2 11 5 kVA 14 2 kVA Cos phi 0 99 0 99 Welding current range TIG 3 400 A 3 500 A Electrode 10 400 A 10 500 A Welding current at...

Page 142: ...ing unit control COr Correction Gas correction modification of the digital gas control to different protective gas shields digital gas control option C t Cooling time Time from when the flow watchdog...

Page 143: ...cut out wire end sensor option Fd 1 Feeder1 Wire feed speed 1 only where an optional cold wire feed unit is connected Fd 2 Feeder2 Wire feed speed 2 only where an optional cold wire feed unit is conne...

Page 144: ...me out L L inductivity Displays welding circuit inductivity nEG negative Negative half wave TIG AC welding PhA Phase Adjustment Phase adjustment of the mains connection of two power sources for simult...

Page 145: ...ching the workpiece tAC Tacking function t E time End current Final current duration t S time Starting current Starting current duration Uco U Voltage cut off Welding voltage limitation during MMA wel...

Page 146: ...146...

Page 147: ...147 EN...

Page 148: ...INTERNATIONAL GMBH Froniusstra e 1 A 4643 Pettenbach AUSTRIA contact fronius com www fronius com Under www fronius com contact you will find the addresses of all Fronius Sales Service Partners and lo...

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